As nouns the difference between video and showreel
is that video
is video while showreel
is a video portfolio demonstrating the talents of an actor, director, etc.
Television, television show, movie.
Motion picture stored on VHS or some other format.
* Video is used in contrast with audio, which is sound only.
* The plural is the singular.
To record using video equipment
A video portfolio demonstrating the talents of an actor, director, etc.